On Thu, Dec 31, 2009 at 9:12 PM, Retnuh <[email protected]> wrote:

> Well there are ways of pulling two different objects out from an Array,
> but you will pull them all out and how are you sure of which one you are
> going to get?
>
> Stephen
>
>
>
>
>
>
> MARIO CAMPAZ wrote:
> >
> > To answer this:
> >
> > Why did you put them in one array instead of seperating them into
> > different ones. I thunk you should have seperated them at first and
> > add them to the corrct array.
> >
> > If you put them in one array, then you can exploit the polymorphic OO-
> > design capabilities.
> > Leaving the runtime engine take care of the differences using dynamic
> > binding.
> > Please, correct if I am wrong!
> >
> > Mario
> >
>

The point of all this is that in a good OO design with polymorphic methods,
your application code rarely needs to be aware of type in a situation like
this, the runtime engine will select the correct method for you.

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